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AnyRecalls

Mack GU recalls by year

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

14 recalls found for the Mack GU in NHTSA data as of September 22, 2026, and 6 owner complaints. Choose a model year:

Has your Mack been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.

Newest Mack GU recalls

  • Apr 18, 201414V208000Exterior lighting44,047 vehicles
    Mack MRU, GU and 9 more models

    The hazard warning lights may fail.

  • Feb 21, 201414V078000Electrical system70,208 vehicles
    Mack TD, CHU and 5 more models

    Mack Trucks, Inc. (Mack) notified the agency on February 20, 2014, that they are recalling certain model year 2010-2012 CHU, CXU, GU and TD vehicles manufactured from June 16,…

  • Oct 18, 201212V519000Electrical system260 vehicles
    Mack LEU, MRU and 1 more model

    The control box may lose its electrical ground.

  • May 20, 201111V292000Electrical system771 vehicles
    2008-2011 Mack GU

    As a result of the routing and clipping used, the battery cables may come into contact with frame hardware, which, as a result of chafing, may cause the insulation to become worn…

  • May 3, 201111V272000Service brakes, air1,524 vehicles
    Mack LEU, MRU and 4 more models

    Due to an incomplete "knitting" of the iron at the time of casting, inadequate structural integrity of the slack adjuster housing can occur, which could cause the housing to…

  • Sep 7, 201010V404000Service brakes, air369 vehicles
    Mack GU and MRU

    The actuation and release timing of the vehicles exceeds the limit which fails to conform to the requirements of federal motor vehicle safety standard no. 121, "air brake systems."

  • Jul 23, 200808V331000Exterior lighting265 vehicles
    2009 Mack GU

    Mack is recalling certain my 2009 trucks equipped with hella headlamps for failing to comply with the photometric output requirements of federal motor vehicle safety standard no.…

  • Apr 17, 200808V177000Parking brake66 vehicles
    2009 Mack GU

    The molded valve body has an incorrect core pin in the injection mold causing the valve body to be oversized in the double check valve area.